Problems from Spotify Challenge 2011

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
All Just A Dream0.052483843101026%5.5Harden
Cat Coat Colors0.001140108733431%6.1Harden
Imperial Measurement0.001474013149937%2.6Easyen
Peer Streaming0.0413001893519%6.8Harden
Playlist0.30125176010614%6.5Harden
Primary Register0.00801997123962%2.4Easyen
Square Pie0.07158058619333%8.3Harden
Wheel Game0.001272413414%7.4Harden